Finding the Fourth Proportional to 14,404.83, 21,592.45 and 5,518.08

Step by Step Solution

1. Step 1: Write the proportion equation
   14,404.83 : 21,592.45 = 5,518.08 : x
2. Step 2: Convert to fraction form
   14,404.83/21,592.45 = 5,518.08/x
3. Step 3: Cross multiply
   14,404.83x = 21,592.45 × 5,518.08
4. Step 4: Simplify right side
   14,404.83x = 119,148,866.50
5. Step 5: Solve for x
   x = 119,148,866.50/14,404.83
6. Step 6: Final answer
   x = 8,271.45